Anterior and Medial Thigh

Question 1

Tributaries to great saphenous Vein

Answer 1

External Pudendal Vein
Superficial circumflex iliac vein
superficial epigastric vein

Question 2

Superficial inguinal nodes and their groups

Answer 2

drain all superficial structures in lower extremity except dorsolateral foot and posterior calf (popliteal lymph nodes)

Horizontal group: superior
does anterior abdominal wall, penis, vagina, anal canal, lateral thigh

Vertical group: inferior

Question 3

Cutaneous Innervation: lateral femoral cutaneous N

Answer 3

L2-L3

sensory andterior and lateral thigh

Question 4

Cutaneous Innervation: femoral branch of genitofemoral N

Answer 4

L1-L2

sensory: scrotum/labia majora/medial thigh
motor: cremaster muscle

Question 5

Cutaneous Innervation: Obturator Nerve

Answer 5

L2-L4

sensory: medial thigh
motor: obturator externus, adductor longus, adductor brevis, gracilis, upper fibers of adductor magnus muscles

Question 6

Cutaneous Innervation nerves of the thigh

Answer 6

intermediate femoral cutaneous N
medial femoral cutaneous N
ilioinguinal N

Question 7

Meralgia paresthetica

Answer 7

gun belt palsy
impingement of the lateral femoral cutaneous nerve
tingling numbness of the lateral thigh

heavy belts cause this

Question 8

Iliotibial Tract

Answer 8

fibers of the fascia lata of vertical orientation

aponeurosis of gluteus maximus and tensor fascia lata

inserts into gerdys tubercle
-anterolateral tubercle of the tibia

Question 9

Psoas Major Muscle

Answer 9

transverse processes to lesser trochanter of the femur

laterally flex the vertebral column and flexes the trunk and the thigh when working with iliacus m

Anterior Rami Lumbar plexus L1-3

Question 10

Iliacus M

Answer 10

superior iliac fossa to lesser trochanter of femur

flex the thigh and stabilize the hip

Femoral N

Medial Femoral circumflex a and the iliolumbar a

Question 11

Sartorius M

Answer 11

longest muscle of the body

anterior superior iliac spine to the medial aspect of the tibia

flex, abduct, and laterally rotate thigh, and flex leg at knee

femoral N

Question 12

rectus femoris M

Answer 12

anterior iliac spine and ilium above acetabulum to base of patella crosses 2 joints

extend knee

Femoral N

Question 13

Vastus lateralis M

Answer 13

greater trochanter to lateral patella

extend knee

femoral N

Question 14

Vastus Intermedius M

Answer 14

Anterior and lateral serfuce of femur to base of patella

extend the knee

Femoral N

Question 15

Vastus Medialis M

Answer 15

interochateric line to medial aspect of patella

Extend the knee

Femoral N

Question 16

Articularis Genu M

Answer 16

anterior surface of distal femur to articular capsule of the knee

tightens capsule of knee during knee extension

Femoral N

Question 17

Femoral N cutaneous distribution

Answer 17

supplies the anterior thigh and part of the medial thigh

transitions into saphenous n
runs with the great saphenous v and supplies the medial aspect of the leg and ankle

Question 18

Anterior compartment of the thigh muscles

Answer 18

iliacus M
quadraceps Femoris M
sartorus m
pectineus m

Question 19

Acetabular branch of obturator A

Answer 19

provides blood supply to ligament of the head of the femur

can originate from the medial femoral circumflex a

Question 20

Medial compartment of thigh muscles

Answer 20

Adductor longus M
Adductor brevis M
adductor magnus M
gracilis M
obturator Externus M

Question 21

pectineus M

Answer 21

superior pubic ramus to pectineal line of the femur

adduct and flex the thigh

Femoral N

obturator A

Question 22

Adductor longus M

Answer 22

Body of pubis to middle 1/3 of the linea aspera

Adduct the thigh

anterior division of Obturator N

Deep femoral A

Question 23

Adductor Brevis M

Answer 23

body and inferior pubic ramus to pectineal line

Adduct thigh and assist in flexion

Anterior division of obturator N

Deep Femoral A

Question 24

Adductor Magnus M

Answer 24

ischiopubic ramus and ischial tuberosity to hluteal tuberosity and adductor tubercle

whole muscle: adduct the thigh
upper fibers: flex thigh
lower fibers: extend thigh

upper fibers: posterior division obturator N

lower fibers: tibial division of sciatic N

Deep femoral A

Question 25

Gracilis M

Answer 25

inferior pubic ramus to medial aspect of proximal end of tibia

adduct the thigh and assist in medial thigh rotation and flexes the leg

Anterior division of obturator N

Question 26

Obturator Externus M

Answer 26

external surface of the obturator membrane surronding margins of obturator foramen goes to posterior to neck of femur and attach on the trochanteric fossa

lateral rotation of thigh and helps hold femur in acetabulum

anterior division of obturator N

Obturator A

Question 27

Hunters canal

Answer 27

narrow conical tunnel located in thigh between: vastus medialis m laterally
sartorius m anteromedially and adductor longus m abd adductor magnus m posteriorly

contains the femoral vein and artery and saphenous nerve and nerve to vastus medialis

runs from the apex of the femoral triangle to the adductor hiatus

Question 28

What exits adductor canal

Answer 28

Popliteal A and V

Question 29

Groin Pull

Answer 29

Strain/streching of proximal attachments of anteromedial thigh muscles

proximal attachment are in inguinal region at the junction of the thigh and trunk